Linear Alert DXT-21 SNT00376 Single Button Remote Transmitter 315 MHZ

The Linear DXT-21 is a 2-Button single channel Handheld Transmitter that is designed for use with Linear’s DX Format receivers. Each transmitter can be used in a limitless number of wireless remote control applications. Pressing a button on the transmitter sends a digitally coded wireless signal to its companion receiver.

The Linear DXT-21 works by pressing either the round button on the front or the small button on the top will both buttons send the same signal for easy use as a panic button. The unit is perfect for activating a panic alarm, door buzzer, or long range gate transmitter.

Linear digital DX code format features over a million possible codes. Linear DX transmitters are precoded at the factory to unique codes, so no field coding is required. The multi-button transmitters send variations of their preset codes depending on which buttons are pressed. Transmitters can send a signal for up to 10 seconds per activation.